Grammar 101: Learning English Grammar Basics - Microsoft 365
Get a quick schooling in Grammar 101 with this guide from Microsoft 365. Learn some beginning grammar basics and find tools to take your writing to new heights.
Overview

Added
March 18, 2026
Subject & domain
language-arts · grammar-usage
Grade range
Grade 5–Grade 12 (Senior)
Page kind
Article
Introduction
Grammar 101: Building a Foundation for Writing
- Importance of Grammar: Understanding grammar rules is essential for clear communication, presenting ideas effectively, and becoming a "master technician" of language.
- Writing Tools: While AI-powered assistants (Microsoft Editor, Grammarly) and spell-checkers are helpful for catching errors, they do not replace the need for foundational grammatical knowledge.
- The Eight Parts of Speech:
- Nouns: People, places, things, or ideas (Common vs. Proper).
- Pronouns: Words that replace nouns (e.g., I, she, they).
- Verbs: Actions or states of being.
- Adjectives: Words that modify or describe nouns.
- Adverbs: Words that describe verbs (often indicating when, where, why, or how).
- Prepositions: Words that link nouns to other words to show time, location, or logical relationships.
- Interjections: Words expressing emotion (e.g., Oops!, Oh, gosh!).
- Conjunctions: Connecting words (e.g., and, but, or).
- Identifying Parts of Speech: Many words can be identified by their suffixes:
- Nouns: -ance, -dom, -ence, -er, -or, -ism, -ist, -ity, -ness, -ship.
- Verbs: -ate, -ify, -ize (also -s, -ed, -n, -en).
- Adjectives: -able, -al, -ible, -esque, -ful, -ic, -ish, -ive, -ous, -less, -y.
- Adverbs: Typically end in -ly (note: adding -ly to a noun creates an adjective, not an adverb).
- Sentence Structure:
- Subject: Who or what the sentence is about.
- Predicate: Information about the subject.
- Imperative sentences: Commands that often omit the subject (e.g., "Pass the butter").
- Verb Tenses:
- Past: Actions that have already happened.
- Present: Actions happening currently or continuously.
- Future: Actions that have not yet occurred.
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